Product Overview

The Pentair MasterTemp 250 Heater | 460733 is a high-performance propane gas pool and spa heater designed for fast heat-up, efficient operation, and dependable temperature control. With 250,000 BTU of heating power, this heater is a strong choice for residential pools, spas, and pool/spa combination systems that require reliable propane heating.

The MasterTemp series is known for its compact footprint, quiet operation, user-friendly controls, and energy-efficient performance. This model uses propane gas, making it ideal for homes without natural gas service or installations already set up for LP gas.

Built with a copper heat exchanger, polymer headers, electronic ignition, and a digital control display, the Pentair 460733 provides dependable heating performance in a compact, service-friendly design.

Ideal For

• Residential inground pools
• Pool and spa combination systems
• Propane gas pool heating systems
• Homes without natural gas service
• Replacing older propane pool heaters
• Customers wanting fast pool or spa heat-up
• Pool owners looking for digital heater controls
• Compact equipment pad installations
• Low NOx heater replacement applications
• Professional pool heater installations

Key Features

• 250,000 BTU heating capacity — provides dependable heating performance for compatible residential pools and spas.
• Propane gas operation — ideal for properties using LP gas service.
• Low NOx certified design — engineered for reduced emissions and cleaner operation.
• Digital control display — easy-to-read interface with user-friendly heater operation and monitoring.
• Electronic ignition — reliable ignition system without a standing pilot.
• Copper heat exchanger — provides efficient heat transfer for fast water heating.
• Polymer headers — corrosion-resistant header design for pool and spa heating applications.
• Compact cabinet design — fits easily on many equipment pads and retrofit installations.
• Quiet performance — designed to reduce operating noise during heating cycles.
• Rotating control panel — controls can rotate to multiple positions for easier viewing and installation flexibility.
• Rustproof exterior cabinet — built for outdoor pool equipment environments.
• Pool and spa compatible — suitable for properly sized pool, spa, and pool/spa systems.

Benefits

The Pentair MasterTemp 250 propane heater helps pool owners enjoy warmer water and a longer swimming season without waiting as long for the pool or spa to heat. Its 250K BTU output provides strong heating performance while the compact cabinet helps simplify installation on many equipment pads.

The digital control display makes operation easy, and built-in indicator lights help with system monitoring and troubleshooting. Because it uses propane gas, this model is a strong fit for properties where natural gas is not available.

For pool professionals, the MasterTemp design provides a service-friendly heater platform with dependable Pentair performance, compact installation flexibility, and proven residential heating capability.

Specifications

Included Components

• 1 × Pentair MasterTemp 250 propane gas pool and spa heater
• Integrated digital control display
• Electronic ignition system
• Copper heat exchanger assembly
• Polymer header assembly
• Manufacturer-supplied installation documentation

Propane gas line, gas shutoff valve, regulator if required, electrical wiring, bonding materials, venting components, plumbing valves, unions, check valves, pressure relief valve if required by local code, equipment pad materials, and installation labor are sold separately unless specifically included by the supplier.

Compatibility Notes

This heater is designed for compatible propane gas pool and spa heating systems.

Common application references include:

• Residential inground pools
• Pool/spa combination systems
• Propane gas equipment pads
• Replacing compatible 250K BTU propane heaters
• Compact heater retrofit installations
• Systems requiring Low NOx propane gas heating

Always confirm the fuel type, BTU requirement, gas line sizing, electrical service, water flow, venting needs, and local code requirements before ordering.

Installation Notes

This heater must be installed by a qualified pool professional, licensed gas technician, or licensed contractor as required by local code. Proper installation requires correct propane gas supply sizing, gas pressure verification, electrical wiring, bonding, grounding, water flow verification, plumbing layout, combustion air, and venting where required.

Before installation, confirm that the fuel type is propane gas / LP gas and that the gas supply can support a 250,000 BTU heater.

Water chemistry must be maintained within recommended ranges to protect the copper heat exchanger and preserve heater performance. Improper water balance, poor flow, incorrect gas pressure, or improper installation can damage the heater and may void warranty coverage.

Customer-Facing Q&A

Q: What is the Pentair 460733?
A: It is a Pentair MasterTemp 250 propane gas pool and spa heater rated at 250,000 BTU.

Q: What is the SKU?
A: The SKU is 460733.

Q: What is the UPC / GTIN?
A: The UPC / GTIN is 788379724450.

Q: What is the distributor product number?
A: The distributor product number is PUR-15-0733.

Q: What fuel type does this heater use?
A: This model uses propane gas / LP gas.

Q: Is this a natural gas heater?
A: No. This is the propane model. Natural gas versions use different model numbers.

Q: How many BTUs is this heater?
A: This heater is rated at 250,000 BTU.

Q: Does it have electronic ignition?
A: Yes. This model uses electronic ignition.

Q: Does this heater have digital controls?
A: Yes. It includes a digital control display with user-friendly operation and monitoring.

Q: What heat exchanger does this model use?
A: This model uses a copper heat exchanger.

Q: Is this Low NOx certified?
A: Yes. This MasterTemp model is commonly listed as Low NOx certified.

Q: Is this heater compact?
A: Yes. The MasterTemp series is designed with a compact cabinet for easier installation on many equipment pads.

Q: Should this heater be professionally installed?
A: Yes. Professional installation is strongly recommended because this heater requires proper gas, electrical, plumbing, venting, bonding, and safety setup.